#include <iostream>

int main() {
    using namespace std;
    cout.setf(ios_base::fixed, ios_base::floatfield);    // fixed-point
    float tub = 10.3 / 3.0; // good to about 6 places
    double mint = 10.0 / 3.0;   // good to about 15 places
    const float million = 1.0e6;

    cout << "tub = " << tub;
    cout << ", x million tubs = " << million * tub;
    cout << ",\nand ten million tubs = ";
    cout << 10 * million * tub << endl;

    cout << "mint = " << mint << " and x million mints = " << million * mint << endl;
    return 0;
}